# Work And Energy Quiz

1
Created on By hafsaaftab5096

Work And Energy Quiz

1 / 21

Work done will be maximum if the angle between the force F and displacement d is

2 / 21

A field in which the work is done in a moving a body along a closed path is zero is called

3 / 21

When a force is parallel to the direction of motion of the body, then work done on the body is

4 / 21

When a force is parallel to the direction of motion of the body, then work done on the body is

5 / 21

Which of the following types of force can do no work on the particle on which it acts?

6 / 21

If a body a mass of 2 kg is raised vertically through 2m, then the work done will be

7 / 21

An elevator weighing 3.5 x 10-6 N is raised to a height of 1000 m in the absence of friction, the work done is

8 / 21

The average power and instantaneous power become equal if work is done at

9 / 21

The relation between horsepower and watt is

10 / 21

Proton-electron neutron and particles have the same momentum. Which of them have highest K.E?

11 / 21

The slope of the work time graph is equal to

12 / 21

Work done by a variable force is determined by dividing

13 / 21

Work done on the body equals the

14 / 21

The escape velocity of a body in the gravitational field of the earth is independent of

15 / 21

The tides raise the mater in the see roughly in a day

16 / 21

The source of geothermal energy is

17 / 21

The highest value of escape velocity in the solar system is a planet

18 / 21

Work done by the force of friction is

19 / 21

Gravitational P.E of a body has

20 / 21

If the velocity is doubled then

21 / 21

When the speed of a moving body is doubled then